/*
 * Copyright The Stargate Authors
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package io.stargate.sgv2.docsapi.service.query.filter.operation;

import java.util.Arrays;
import java.util.Objects;
import java.util.Optional;

/** Enumerates tags for query hints. */
public enum FilterHintCode {

  /**
   * Filter selectivity.
   *
   * @see io.stargate.sgv2.docsapi.service.query.FilterExpression#getSelectivity()
   */
  SELECTIVITY("$selectivity");

  private final String rawValue;

  FilterHintCode(String rawValue) {
    this.rawValue = rawValue;
  }

  public static Optional<FilterHintCode> getByRawValue(String rawValue) {
    return Arrays.stream(FilterHintCode.values())
        .filter(code -> Objects.equals(code.rawValue, rawValue))
        .findFirst();
  }
}
